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INA RNAO20X28X26 Precision needle bearing
MODEL RNAO20X28X26
$45.21 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable:No
O.D.
1.102
Specifications
| F w | 20 mm | |
|---|---|---|
| D | 28 mm | |
| C | 26 mm |
| D a | 24, 3 mm | |
|---|---|---|
| D b | 20, 4 mm | |
| d b | 23, 6 mm | |
| E | 24 mm | |
| r a max | 0, 3 mm | |
| r min | 0, 3 mm |
| m | 50 g | Mass |
|---|---|---|
| C r | 19000 N | Basic dynamic load rating, radial |
| C 0r | 28500 N | Basic static load rating, radial |
| C ur | 4600 N | Fatigue limit load, radial |
| n G | 21300 1/min | Limiting speed |
| n B | 11900 1/min | Reference speed |
How do I choose the right type of bearing for my application?
Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.
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